“By the way, speaking of stock: You see the bubble, a little bubble. It’s starting to go a little bad. Some bad numbers coming out. Some really bad things. And you better be careful. Be careful,” Trump said.

While the U.S. added around 292,000 jobs in December, China suffered market chaos, and Wall Street had a bad day Thursday when stocks dropped more than 2 percent. Officials said 2016 has seen the worst four-day start in a new year on record.

Trump is touting a cautious stance in other interviews, stating in an interview on Fox News’ On the Record with Greta Van Susteren that the Chinese economy was in a precarious situation.

Advertisement - story continues below

“They’re sitting on a little bit of a bubble – it could be a lot of bubble,” he said. “But we’re sitting on a bubble also.”